#6473DE
Closest named color: Cornflower (#6A79F7). oklch(59.7% 0.162 274.4), rgb(100, 115, 222).
Aa
Black text reads best on this color (5.04:1).
About this color
#6473DE is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.162 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.040 away. Black text reads best on it, at 5.04:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.04:1 |
| White text | 4.15:1 |
Values
| HEX | #6473DE |
| RGB | rgb(100, 115, 222) |
| HSL | hsl(233, 65%, 63%) |
| OKLCH | oklch(59.7% 0.162 274.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6473DE | 4.15:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #6473DE | 5.04:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #6473DE text on white | 4.15:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #6473DE text on black | 5.04:1 | AA | Lc -33.3 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#D0D8F7
oklch(88.6% 0.044 274)
-
Step 300
300
#B1BDF4
oklch(80.8% 0.079 274.9)
-
Step 400
400
#8999EF
oklch(70.6% 0.127 274.7)
-
Step 500
500 (this color)
#6473DE
oklch(59.7% 0.162 274.4)
-
Step 600
600
#5764D8
oklch(55.6% 0.176 274.3)
-
Step 700
700
#4852BB
oklch(49% 0.164 274.6)
-
Step 800
800
#3B4498
oklch(42.8% 0.136 274.5)
-
Step 900
900
#323A79
oklch(37.7% 0.106 274.7)
-
Step 950
950
#1D2347
oklch(27.1% 0.067 274)
#6473DE with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3F82E2 | 0.049 |
| Deuteranopia (no green cones) | #2E77DC | 0.053 |
| Tritanopia (no blue cones) | #228B9E | 0.143 |
| Achromatopsia (no color) | #7C7C7C | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6473DE
#6473DE
oklch(59.7% 0.162 274.4)
- #977D00
#977D00
oklch(59.7% 0.122 94.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6473DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.040
- Medium Slate Blue #7B68EE ΔE 0.047
- Dark Periwinkle #665FD1 ΔE 0.051
- Royal Blue #4169E1 ΔE 0.051
- Soft Blue #6488EA ΔE 0.054
- Light Indigo #6D5ACF ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.063
- Neon Blue #4361EE ΔE 0.069
Use #6473DE in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.